Spring profiles are an advanced feature in Spring Boot. That's not to say they are difficult to understand -- they're actually very straightforward. However, new Spring developers often brush over the ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Consider a simple example of testing a number-guessing game. If the application generates a ...

If you upgrade to Spring Boot 2.4 and see test compilation errors for JUnit classes such as org.junit.Test, this may be because JUnit 5’s vintage engine has been removed from spring-boot-starter-test.

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This document is meant to help you migrate your application.properties and application.yml files for use with Spring Boot 2.4 and above. The updated design intentionally restricts certain property ...